-abstract class ValueTypeCodec implements Codec<Object, Object> {
-
- private static final Cache<Class<?>, SchemaUnawareCodec> STATIC_CODECS = CacheBuilder.newBuilder().weakKeys()
- .build();
-
- /**
- * Marker interface for codecs, which functionality will not be affected by schema change (introduction of new YANG
- * modules) they may have one static instance generated when first time needed.
- */
- interface SchemaUnawareCodec extends Codec<Object,Object> {
-
- }
-
- /**
- * No-op Codec, Java YANG Binding uses same types as NormalizedNode model for base YANG types, representing numbers,
- * binary, strings and empty.
- */
- public static final SchemaUnawareCodec NOOP_CODEC = new SchemaUnawareCodec() {
-
- @Override
- public Object serialize(final Object input) {
- return input;
- }
-
- @Override
- public Object deserialize(final Object input) {
- return input;
- }
- };
-
- public static SchemaUnawareCodec getCodecFor(final Class<?> typeClz, final TypeDefinition<?> def) {
- if (BindingReflections.isBindingClass(typeClz)) {
- return getCachedSchemaUnawareCodec(typeClz, getCodecLoader(typeClz, def));
- }
- return NOOP_CODEC;
- }
-
- private static SchemaUnawareCodec getCachedSchemaUnawareCodec(final Class<?> typeClz,
- final Callable<? extends SchemaUnawareCodec> loader) {
- try {
- return STATIC_CODECS.get(typeClz, loader);
- } catch (ExecutionException e) {
- throw new IllegalStateException(e);
- }
- }
-
- private static Callable<? extends SchemaUnawareCodec> getCodecLoader(final Class<?> typeClz,
- final TypeDefinition<?> def) {
-
- TypeDefinition<?> rootType = def;
- while (rootType.getBaseType() != null) {
- rootType = rootType.getBaseType();
- }
- if (rootType instanceof EnumTypeDefinition) {
- return EnumerationCodec.loader(typeClz, (EnumTypeDefinition) rootType);
- } else if (rootType instanceof BitsTypeDefinition) {
- return BitsCodec.loader(typeClz, (BitsTypeDefinition) rootType);
- }
- return EncapsulatedValueCodec.loader(typeClz, def);
- }